• Fri

    May 1

    78°Lo 52°

    Nice with plenty of sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      80°
    • UV
      8 - Very High
    • Cloud
      Cover
      0%
  • Sat

    May 2

    74°Lo 52°

    Nice with plenty of sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      79°
    • UV
      8 - Very High
    • Cloud
      Cover
      0%
    more
  • Sun

    May 3

    68°Lo 52°

    Mostly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      71°
    • UV
      8 - Very High
    • Cloud
      Cover
      21%
    more
  • Mon

    May 4

    73°Lo 52°

    Plenty of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      81°
    • UV
      8 - Very High
    • Cloud
      Cover
      0%
    more
  • Tue

    May 5

    73°Lo 51°

    Plenty of sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      82°
    • UV
      8 - Very High
    • Cloud
      Cover
      2%
    more
Next Previous
Bright sunshine 73° Lo 70° RealFeel® 78° / 72°

N

E

S

W

  • Precipitation: 2%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 40%
  • Cloud Cover: 0%
  • Dew Point: 46° F
  • Visibility: 10 mi
9 mph

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2014
High 78° N/A N/A 87°
Low 52° N/A N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:46 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:55 PM with 11:36 of moolight, then sets at 5:31 AM

Castro Valley Weather Report

San Francisco: Dry Pattern to Continue After Weekend Showers

April 26, 2015; 4:41 AM ET

Warm and dry conditions will resume after showers dampened the San Francisco area during the first part of the weekend. more >